CN214536333U

CN214536333U - Burner for gas stove

Info

Publication number: CN214536333U
Application number: CN202023350369.5U
Authority: CN
Inventors: 张波; 李林; 俞瑜
Original assignee: Ningbo Fotile Kitchen Ware Co Ltd
Current assignee: Ningbo Fotile Kitchen Ware Co Ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-10-29
Anticipated expiration: 2030-12-31

Abstract

The utility model relates to a combustor for gas-cooker, including the combustor, the central point of combustor is provided with temperature sensor, its characterized in that: still including the protection section of thick bamboo that is used for protecting temperature sensor, temperature sensor locates in the protection section of thick bamboo and with protect and leave the interval between a section of thick bamboo's the inner wall, temperature sensor's temperature-sensing element sets up the head and/or the neck that encloses at a protection section of thick bamboo and establish to protection section of thick bamboo corresponds the position of temperature-sensing element and has at least one louvre, compare with prior art, the utility model has the advantages of surround playing in temperature sensor outlying protection section of thick bamboo through setting up and avoid high temperature flue gas to temperature sensor's influence, wherein, temperature sensor's temperature-sensing element can set up at head and/or neck, has increased the temperature measurement point, can measure the pan at culinary art in-process temperature more accurately, in addition, the setting up of louvre can be maintained temperature sensor and be in normal atmospheric temperature state as far as possible to play the guard action.

Description

Burner for gas stove

Technical Field

The utility model relates to a gas-cooker especially relates to a can prevent gas-cooker of dry combustion method.

Background

The existing cooking utensils are provided with temperature sensors on bases, the temperature of the bottom of a pot can be detected in real time through the temperature sensors, and a controller in the cooking utensils can control the cooking utensils according to data measured by the temperature sensors, so that the utilization efficiency of gas is effectively improved, the pot is accurately controlled, and accidents such as over-temperature, pot pasting, pot drying and flameout are solved. If the applicant proposes a Chinese utility model patent with patent number ZL201620835024.3 (No. CN205939265U), which provides a mounting cavity for mounting a temperature sensor at the center of an inner ring cavity of a base, a cover plate is arranged at the top end of the mounting cavity, a through hole is arranged at the center of the cover plate, an annular first heat-proof plate is arranged above the cover plate and fixed on the cover plate, wherein the temperature sensor is arranged in the mounting cavity and is mounted on a sensor bracket, the upper end of the temperature sensor passes through the through hole on the cover plate and extends upwards out of the first heat-proof plate, the first heat-proof plate can slow down the heat conducted from the base to the temperature sensor, and a gap between the first heat-proof plate and the cover plate forms a secondary air supplement channel communicated with the inner ring cavity by external air for supplementing secondary air to a burner fire cover, meanwhile, the secondary air supplementing channel is also used as a smoke channel for allowing high-temperature smoke generated by the fire cover in a combustion state to enter the inner ring cavity of the base, so that the temperature sensor is greatly directly influenced by external high-temperature smoke and heat radiation, the temperature change sensed by the temperature sensor is quick, and particularly when the temperature is monitored to rise quickly, the temperature sensor is easy to mistakenly consider as a dry-burning signal, and inconvenience is brought to cooking of a user.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a combustor for gas-cooker that can effectively avoid high temperature flue gas and heat radiation to produce the influence to temperature sensor's temperature measurement part is provided to above-mentioned prior art current situation.

In order to solve the technical problem, the utility model discloses a technical scheme does: this a combustor for gas-cooker, including the combustor, the central point of combustor is provided with temperature sensor, its characterized in that: still including being used for the protection temperature sensor's a protection section of thick bamboo, temperature sensor locates in the protection section of thick bamboo and with the protection section of thick bamboo leave the interval between the inner wall, temperature sensor's temperature-sensing element sets up the head and/or the neck that encloses at the protection section of thick bamboo and establish, and the protection section of thick bamboo corresponds the position of temperature-sensing element has at least one louvre.

The burner can be suitable for the burner with inner and outer ring fire covers, and also suitable for the burner with only a single ring structure, preferably, the burner comprises:

a base having an air supplement channel at the center and a gas channel at the periphery of the air supplement channel;

the fire cover covers the base, and forms a gas mixing cavity communicated with the gas channel together with the base in an enclosing manner, the fire cover comprises an annular top wall and an outer ring wall vertically and downwardly extending from the outer edge of the annular top wall, fire outlets communicated with the gas mixing cavity are formed in the outer ring wall at intervals along the circumferential direction, and the head of the temperature sensor extends out of the annular top wall; and

the protection cylinder divides the inner space of the air supplement channel into a first separation area and a second separation area from the center to the outer side in sequence, the temperature sensor is positioned in the first separation area, and the second separation area is used for supplementing the air inside the fire outlet. The arrangement ensures that the increase of the protective cylinder does not influence the air supplement of the corresponding inner side of the fire outlet hole of the fire cover.

Further, the air supply device also comprises an air supply part connected with the air supplement channel, and the air supply part is used for supplying air to the air supplement channel. The air supply part can be of an air blowing structure and is in communication connection with the controller, and only when the controller detects that the temperature sensor moves downwards (indicating that a pot is placed), and the temperature of the temperature sensing element positioned at the neck part is higher than 100 ℃ (indicating that the burner is burnt for a certain time), the air blower is started to blow air to the central air supplement channel, so that the situation that the cold ignition is difficult when the pot is not seated is avoided; in order to prevent the damage of high temperature to the parts in the temperature sensor, when the temperature of the temperature sensing element at the neck is more than 250 ℃, the blast of air to the central air supplement channel is enhanced, the temperature sensing element arranged at the head part and/or the neck part surrounded by the protective cylinder is cooled, so that the temperature sensor is maintained at the normal temperature as far as possible, and the protection effect is achieved.

In order to prevent the fire hole from being blocked by the overflowing liquid, the fire cover is preferably provided with a waterproof platform on the annular top wall, and the waterproof platform can prevent the overflowing liquid from entering the fire hole.

In order to be able to flow to the air supplementing port of the second separation area and communicated with the air supplementing port of the second separation area in the process of supplementing air to the air supplementing channel and cooling the temperature sensor by the air supply part, the air supplementing port of the second separation area is preferably communicated with the fire outlet hole of the fire cover along the circumferential direction of the waterproof platform.

Compared with the prior art, the utility model has the advantages of play the influence of avoiding the high temperature flue gas to temperature sensor through setting up the surrounding at temperature sensor outlying protection section of thick bamboo, wherein, temperature sensor's temperature-sensing element can set up at head and/or neck, has increased the temperature measurement point, and not only original temperature measurement point that is located pan central authorities, can measure the pan more accurately and cook in-process temperature, in addition, the setting up of louvre can be maintained temperature sensor and be in normal atmospheric temperature state as far as possible to play the guard action.

Drawings

FIG. 1 is a schematic structural diagram of a burner according to an embodiment of the present invention;

FIG. 2 is a cross-sectional view of FIG. 1;

fig. 3 is a schematic structural diagram of a temperature sensor according to an embodiment of the present invention;

fig. 4 is a cross-sectional view of a fire cover in an embodiment of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

As shown in FIGS. 1 to 4, the preferred embodiment of the present invention is shown. The burner for the gas stove in the embodiment comprises a burner, a temperature sensor 1 is arranged at the central part of the burner, the burner further comprises a protective cylinder 2 for protecting the temperature sensor 1, the temperature sensor 1 is arranged in the protective cylinder 2 and is spaced from the inner wall of the protective cylinder 2, a temperature sensing element 13 of the temperature sensor 1 is arranged on a head 11 and/or a neck 12 surrounded by the protective cylinder 2, and at least one heat dissipation hole 21 is formed in the protective cylinder 2 corresponding to the position of the temperature sensing element 13. The protection barrel 2 surrounding the periphery of the temperature sensor 1 is arranged to avoid the influence of high-temperature smoke on the temperature sensor 1, wherein the temperature sensing element 13 of the temperature sensor 1 can be arranged on the head 11 and/or the neck 12, temperature measuring points are increased, instead of the original temperature measuring points positioned at the center of a cooker, the temperature of the cooker in the cooking process can be measured more accurately, in addition, the temperature sensor 1 can be maintained to be in a normal temperature state as far as possible by arranging the heat dissipation holes 21, thereby the protection effect is achieved, and the temperature sensing element 13 corresponding to the neck 12 can also be directly arranged on the inner wall of the protection barrel 2.

The temperature sensing element 13 of the present embodiment is disposed on both the head 11 and the neck 12, wherein the burner can be applied not only to a burner having inner and outer fire covers 4, but also to a burner having only a single ring structure, the burner of the present embodiment has inner and outer fire covers 4, but the inner fire cover 4 is mainly used as an example for description, the burner comprises a base 3, the base 3 is provided with an air supplementing channel 31 positioned in the center and a gas channel 32 positioned at the periphery of the air supplementing channel 31, a fire cover 4 covered on the base 3, a gas mixing cavity 45 which is communicated with the gas channel 32 is enclosed by the base 3, the fire cover 4 comprises an annular top wall 42 and an outer annular wall 44 vertically extending downwards from the outer edge of the annular top wall 42, fire outlets 451 communicated with the gas mixing cavity 45 are formed in the outer annular wall 44 at intervals along the circumferential direction, and the head 11 of the temperature sensor 1 extends out of the annular top wall 42; and a protection cylinder 2 for dividing the inner space of the air supply passage 31 into a first separation area 5 and a second separation area 6 from the center to the outside in sequence, wherein the temperature sensor 1 is located in the first separation area 5, and the second separation area 6 is used for supplying air inside the fire outlet 451, and the arrangement is such that the air supply inside the fire outlet 451 of the fire cover 4 is not affected by the increase of the protection cylinder 2. In addition, in order to supplement sufficient air for the air supplement channel 31, the air supply part 7 is connected with the air supplement channel 31, the air supply part 7 is used for supplying air to the air supplement channel 31, wherein the air supply part 7 can be of a blowing structure and is in communication connection with the controller, and only when the controller detects that the temperature sensor 1 moves downwards (which indicates that a pot is placed), and the temperature sensing element 13 at the neck 12 is higher than 100 ℃ (which indicates that the burner is burnt for a certain time), the blower is started to blow the air supplement channel 31 in the center, so that the situation that the pot is not seated and the cold state ignition is difficult is avoided; in order to prevent the damage of the high temperature to the parts in the temperature sensor 1, when the temperature of the temperature sensing element 13 positioned at the neck 12 is higher than 250 ℃, the air blowing to the central air supplement channel 31 is enhanced, the temperature sensing elements 13 arranged at the head 11 and the neck 12 surrounded by the protective cylinder 2 are cooled greatly, so as to maintain the temperature sensor 1 at the normal temperature as much as possible, thereby playing the role of protection. In order to prevent the fire hole 451 from being blocked by the overflowing liquid, the fire cover 4 is provided with a waterproof platform 8 on the annular top wall 42 for preventing the overflowing liquid from entering the fire hole 451, wherein the waterproof platform 8 is provided with air supplementing ports 81 communicated with the second separation area 6 at intervals along the circumferential direction, the air supplementing ports 81 can supplement air to the air supplementing channel 31 and cool the temperature sensor 1 in the air supply part 7, and can flow to the second separation area 6 and the air supplementing ports 81 communicated with the second separation area 6 so as to better supplement air to the fire hole 451 of the fire cover 4.

Claims

1. The utility model provides a combustor for gas-cooker, is including the combustor, the central part of combustor is provided with temperature sensor (1), its characterized in that: still including being used for the protection a protection section of thick bamboo (2) of temperature sensor (1), temperature sensor (1) are located in a protection section of thick bamboo (2) and with keep the interval between the inner wall of a protection section of thick bamboo (2), temperature sensing element (13) of temperature sensor (1) set up head (11) and/or neck (12) that enclose at a protection section of thick bamboo (2), and a protection section of thick bamboo (2) correspond the position of temperature sensing element (13) has at least one louvre (21).

2. Burner for gas cooktops according to claim 1, characterized in that: the combustor includes:

a base (3) having an air supply passage (31) at the center and a gas passage (32) at the periphery of the air supply passage (31);

the fire cover (4) covers the base (3), and jointly surrounds the base (3) to form a gas mixing cavity (45) communicated with the gas channel (32), the fire cover comprises an annular top wall (42) and an outer annular wall (44) vertically extending downwards from the outer edge of the annular top wall (42), fire outlets (451) communicated with the gas mixing cavity (45) are formed in the outer annular wall (44) at intervals along the circumferential direction, and the head (11) of the temperature sensor (1) extends out of the annular top wall (42); and

the protection cylinder (2) divides the inner space of the air supplement channel (31) into a first separation area (5) and a second separation area (6) from the center to the outer side in sequence, the temperature sensor (1) is located in the first separation area (5), and the second separation area (6) is used for supplementing the air inside the fire outlet (451).

3. Burner for gas cooktops according to claim 2, characterized in that: still including with air feed portion (7) that air supplement channel (31) are connected, air feed portion (7) be used for to air supplement channel (31) air feed.

4. Burner for gas cooktops according to claim 3, characterized in that: the fire cover (4) is provided with a waterproof platform (8) on the annular top wall (42) for preventing overflowing liquid from entering the fire outlet hole (451).

5. Burner for gas cooktops according to claim 4, characterized in that: and the waterproof platform (8) is provided with an air supplementing port (81) communicated with the second separation area (6) along the circumferential direction.